Hello,
I am encountering an error when trying to process resampled S2 L1C data with C2RCC using gpt.
I am using SNAP version 8.0
Here are the commands that I am using:
Resampling
/path/to/gpt Resample -SsourceProduct=/path/to/S2L1C/product.SAFE -PtargetResolution=100 -Pdownsampling=Mean -t /path/to/resampled/file.dim
C2RCC
/path/to/gpt c2rcc.msi -SsourceProduct=/path/to/resampled/file.dim -PoutputAsRrs=true -PoutputKd=false -PoutputRtoa=false -PoutputRhown=false -PoutputUncertainties=false -Pozone=300 -Ppress=1010 -PvalidPixelExpression=B11<0.1 -t /path/to/output/file.dim
The resampling step raises the following warnings:
WARNING: org.esa.snap.core.metadata.GenericXmlMetadata: Metadata: the path to element [metadata_level] does not exist
WARNING: org.esa.snap.core.metadata.GenericXmlMetadata: Metadata: the path to element [granuleidentifier] does not exist
WARNING: org.esa.snap.core.metadata.GenericXmlMetadata: Metadata: the path to element [bandid] does not exist
C2RCC raises the following error:
Exception in thread "SunTileScheduler0Standard1" .Exception in thread "SunTileScheduler0Standard0" java.lang.NoSuchFieldError: DEGREE_RES_BY_NUM_PIXELS_PER_TILE
at org.esa.snap.dataio.getasse30.GETASSE30ElevationModel.getIndexY(GETASSE30ElevationModel.java:44)
at org.esa.snap.core.dataop.dem.BaseElevationModel.getElevation(BaseElevationModel.java:98)
at org.esa.s3tbx.c2rcc.msi.C2rccMsiOperator.computePixel(C2rccMsiOperator.java:493)
at org.esa.snap.core.gpf.pointop.PixelOperator.computeTileStack(PixelOperator.java:81)
at org.esa.snap.core.gpf.internal.OperatorImageTileStack.computeRect(OperatorImageTileStack.java:122)
at org.esa.snap.core.gpf.internal.OperatorImageTileStack.computeTile(OperatorImageTileStack.java:86)
at com.sun.media.jai.util.SunTileScheduler.scheduleTile(Unknown Source)
at javax.media.jai.OpImage.getTile(Unknown Source)
at com.sun.media.jai.util.RequestJob.compute(Unknown Source)
at com.sun.media.jai.util.WorkerThread.run(Unknown Source)
java.lang.NoSuchFieldError: DEGREE_RES_BY_NUM_PIXELS_PER_TILE
at org.esa.snap.dataio.getasse30.GETASSE30ElevationModel.getIndexY(GETASSE30ElevationModel.java:44)
at org.esa.snap.core.dataop.dem.BaseElevationModel.getElevation(BaseElevationModel.java:98)
at org.esa.s3tbx.c2rcc.msi.C2rccMsiOperator.computePixel(C2rccMsiOperator.java:493)
at org.esa.snap.core.gpf.pointop.PixelOperator.computeTileStack(PixelOperator.java:81)
at org.esa.snap.core.gpf.internal.OperatorImageTileStack.computeRect(OperatorImageTileStack.java:122)
at org.esa.snap.core.gpf.internal.OperatorImageTileStack.computeTile(OperatorImageTileStack.java:86)
at com.sun.media.jai.util.SunTileScheduler.scheduleTile(Unknown Source)
at javax.media.jai.OpImage.getTile(Unknown Source)
at com.sun.media.jai.util.RequestJob.compute(Unknown Source)
at com.sun.media.jai.util.WorkerThread.run(Unknown Source)
I am running these commands successfully in a docker container hosted on this machine, with the same SNAP version installed (regardless of the warnings in the resampling step). So I am guessing that this error is related to my installation or configuration of SNAP.
Many thanks in advance for your help !
Best,
Thibaut